The USMC has determined that a "one-in-a-million" malfunction in an artillery shell's fuze caused it to explode over ...

The October episode sent shrapnel onto California Highway Patrol vehicles on Interstate 5 during a celebratory exercise ...

An artillery shell that exploded over Interstate 5 near Camp Pendleton during an October live-fire demonstration, scattering shrapnel onto the closed freeway, was caused by a rare malfunction, ...

Add Yahoo as a preferred source to see more of our stories on Google. Vice President JD Vance, right, watches a demonstration by Marines during activities to mark the upcoming Marine Corps' 250th ...

During a live-fire demonstration marking the 250th anniversary of the U.S. Marine Corps, a shell explosion near Vice President J.D. Vance’s motorcade prompted alarm. The incident occurred Saturday at ...

Marines fire an M777 Howitzer during a training exercise. (Lance Cpl. Christian Ayers/Marine Corps) Metal shrapnel from an exploding artillery shell fell and damaged a California Highway Patrol ...

California Gov. Gavin Newsom is calling for an apology from the Trump administration after a shell fired during a Marine Corps celebration prematurely detonated over a California highway over the ...